Indicate by check mark whether the registrant is an emerging growth company as
defined in Rule 405 of the Securities Act of 1933 (§230.405 of this chapter) or Rule 12b-2 of the Securities Exchange Act of 1934 (§240.12b-2 of this chapter).

Emerging Growth Company ☐

If an emerging growth company, indicate by check mark if the registrant has elected not to use the extended transition period for complying with any new or
revised financial accounting standards provided pursuant to Section 13(a) of the Exchange Act. ☐

Item 7.01.

Regulation FD Disclosure

On December 22, 2017, Frontier Communications Corporation
issued a press release announcing that it plans to release fourth-quarter 2017 results on Tuesday, February 27, 2018, after the market closes, and to host a conference call that afternoon at 4:30 P.M. Eastern Time. A copy of such press release
is attached hereto as Exhibit 99.1 and is furnished herewith.

NORWALK, Conn., December 22, 2017  Frontier Communications Corporation (NASDAQ: FTR) plans to release fourth-quarter 2017
results on Tuesday, February 27, 2018 after the market closes, and to host a conference call that afternoon at 4:30 P.M. Eastern Time. The conference call will be webcast and may be accessed in the Webcasts & Presentations
section of Frontiers Investor Relations website at www.frontier.com/ir.

A telephonic replay of the conference call will be available from 8
P.M. Eastern Time on Tuesday, February 27, 2018, through 8 P.M. Eastern Time on Sunday, March 4, 2018 at 888-203-1112 for callers dialing from the U.S. or
Canada, and at 719-457-0820 for those dialing from outside the U.S. or Canada. Use the passcode 7023822 to access the replay. A webcast replay of the call will be
available at www.frontier.com/ir.

About Frontier Communications

Frontier Communications Corporation (NASDAQ: FTR) is a leader in providing communications services to urban, suburban, and rural communities in 29 states.
Frontier offers a variety of services
to residential customers over its fiber-optic and copper networks, including video, high-speed internet, advanced voice, and Frontier Secure® digital
protection solutions. Frontier Business offers communications solutions to small, medium, and enterprise businesses. More information about Frontier is available at www.frontier.com.